System Admin Jobs

System admin is the process or person employed to maintain and operate a computer system or network. System admins install, support, configure and maintain servers and other computer systems. They also periodically do scripting tasks and respond to service outages or other problems involving servers or desktops. If your business needs help with system admin tasks, then you can hire freelancers who can work with your computer systems. Talented and experienced system admin freelancers can be found here. Simply post your system admin task or job today.

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    80 jobs found, pricing in USD
    CCNA Practice 6 days left

    I am looking some one help me with CCNA

    $79 (Avg Bid)
    $79 Avg Bid
    5 bids
    zimbra Email 6 days left
    VERIFIED

    Need to solve below : 1) When my customer read the email from Microsoft Outlook [POP], the zimbra webmail still show the email is unread. Need to solve this issue? 2) host [] said: 550-5.7.1 [ 12] Our system has detected that this message is 550-5.7.1 likely unsolicited mail. To reduce the amount of spam sent to Gmail, 550-5.7.1 this message has been blocked. Please visit 550-5.7.1 550 5.7.1 for more information. y13-20020a056000168d00b00222d108e8d5si6028704wrd.542 - gsmtp (in reply to end of DATA command) Thank you

    $167 (Avg Bid)
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    5 bids

    VPNs are currently banned in Turkmenistan. I need to install openvpn with obfuscation on my VPS so that people in Turkmenistan can access all websites. Please be ready to share your method in your proposal. For example Shadowsocks etc Only apply if you have done this before or have good working knowledge.

    $112 (Avg Bid)
    $112 Avg Bid
    4 bids

    VPNs are currently banned in Turkmenistan. I need to install openvpn with obfuscation on my VPS so that people in Turkmenistan can access all websites. Please be ready to share your method in your proposal. For example Shadowsocks etc Only apply if you have done this before or have good working knowledge.

    $15 (Avg Bid)
    $15 Avg Bid
    1 bids

    Need help installing SlickStack (LEMP stack Nginx) on Google Cloud VM server.

    $45 (Avg Bid)
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    4 bids

    • Validation of the Active Directory infrastructure. • Validate and Configure Public Key Infrastructure • Validate AAD connect and SSO configuration. • Validate and Deploy Multifactor Authentication Services (MFA) • Configure Windows Hello for Business Policy settings • Perform Pilot and bulk deployment. • Troubleshooting. • Configuration Doc handover. We are looking for deploying Windows Hello for business to implement Pin based authentication for our On-premises Windows 2016 environment. We will be staying on Hybrid mode with Office 365 along with 2 Domain Controllers. we are on VM ware infrastructure and would like to implement this feature by this month.

    $1420 (Avg Bid)
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    1 bids

    I need someone to create a back up of my centos server so I can restore it on another vm

    $40 (Avg Bid)
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    8 bids

    Installation of FREENAS on the Ubuntu Server 18.04 server (or other solution) complete installation with all plugins and complete configuration. (example PLEX AND MINIDLNA), ADD secure, add ssl encript add domain and config I have a nas server ready to run low budget!!!!!!!!!!!!!!!!! I have increased my budget $65 for all the complete work installation on a dedicated server question is it possible to do the installation directly or you need a virtulizor exempl vmware, virtual box and other ???. I tested it does not work directly iso on the dedicated server chek solution link :

    $81 (Avg Bid)
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    5 bids
    SSL certificate configuration 14 hours left
    VERIFIED

    need to to import SSL certificate on AWS load balancer

    $12 / hr (Avg Bid)
    Urgent
    $12 / hr Avg Bid
    9 bids

    I currently have 78 emails hosted imap hostgator VPS I need to transfer - 68 email accounts to OVH email Pro (those under 10gb) - 10 email accounts to OVH Hosted exchange Obviously it is important that the transfer be done overnight and then we can switch the DNS records

    $169 (Avg Bid)
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    15 bids
    Excel Data Entry 6 days left

    Its an image file I needs to see and do data entry in excel sheet

    $255 (Avg Bid)
    $255 Avg Bid
    111 bids

    Installation of FREENAS on the Ubuntu Server 18.04 server (or other solution) complete installation with all plugins and complete configuration. (example PLEX AND MINIDLNA), ADD secure, add ssl encript add domain and config I have a nas server ready to run low budget!!!!!!!!!!!!!!!!! I have increased my budget $65 for all the complete work installation on a dedicated server question is it possible to do the installation directly or you need a virtulizor exempl vmware, virtual box and other ???. I tested it does not work directly iso on the dedicated server chek solution link :

    $165 (Avg Bid)
    $165 Avg Bid
    23 bids

    We have a software which runs on Windows. The server module runs on MYSQL. We have installed MYSQL 5.5 (the software is not compatible with higher) and the software finds MYSQL DB on localhost just fine and opens and works. However none of the client machines can find the DB server (MYSQL service is running) and we get diff error msgs. We need someone to help us. You would ideally have good MYSQL knowledge and knowledge of windows server and networking. Urgent work

    $25 (Avg Bid)
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    22 bids

    searching for a webmin/usermin pro expert with tons of experiences in a business environment Basically we use it for - dns admin - webmin custom commands sharing to allowed users Also open to switch to a more modern environment which is working well on ubuntu, debian, sles, rhel it is not an option to switch to a commercial variant like cpanel! Hiring for permanent support!

    $16 / hr (Avg Bid)
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    18 bids
    Cpanel optimization -- 2 6 days left
    VERIFIED

    download and delete packup file in my Cpanel.

    $24 (Avg Bid)
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    28 bids

    These projet is to create something secured. I want my server , switch and disk array to be connected together. The main goal of this project is the disaster recovery plan. My servers and switches are redundant. Ill like to hear your ideas to secure my disk array and servers. Here is my plan in jpg.

    $56 (Avg Bid)
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    9 bids

    I have flask app ready need help in hosting

    $57 (Avg Bid)
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    16 bids

    I have a script in a server, cloud based, linux Is possible i use VPN without any issue? Proxies is usefull too! I need change ip per time, like in 5 minutes or 10 minutes Sorry im newbie!

    $159 (Avg Bid)
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    13 bids
    Simple Networking Assignment 5 days left
    VERIFIED

    Hi All, I need some assistance with a simple Networking Assignment. It involves doing a simulation using Cisco Packet tracer.

    $16 (Avg Bid)
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    30 bids
    Linux expert required 5 days left
    VERIFIED

    I need some having good expertise in linux

    $28 (Avg Bid)
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    43 bids
    RHEL 8 virt-who setup 5 days left
    VERIFIED

    I am looking for assistance on setting up virt-who for RHEL 8/vmware. I already have a satellite server set up and it is working fine, running satellite version 6.11.1. We are trying to perform host based setup. I have installed virt who and started virt-who process by executing virt-who --one-shot and receive a few error messages that I need assistance with.

    $164 (Avg Bid)
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    10 bids

    Hello, We have blog under centos 7 using , we are looking for admin to fix issue and make it working back. thank you

    $26 (Avg Bid)
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    16 bids

    I am looking for a senior network Pro who has experience with LoRa or any other similar WAN setup. The candidate should have successfully completed projects transmitting data over a WAN using LoRa or any other communication device. This is urgent. Rookies please don't waste time. Please don't worry about the bid amount as it is just a placeholder. You can bid the real amount later after preliminary discussions.

    $52 (Avg Bid)
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    4 bids
    fix server boot 5 days left
    VERIFIED

    Linux Server is not booting from hard drive but can boot in rescue mode. Need to fix it from rescue mode.

    $36 (Avg Bid)
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    17 bids

    Hi professionals, I need a few minutes of your help. Are you good in ZCS? I do run version 9.0, so if you are familiar, this job might be for you. I'm trying to upgrade zimbra, as well as just start the services, but they are failing to do so. I'm having problem with LDAP, see the errors: Error: Unable to bind to the LDAP server as the zimbra LDAP user. This is required to upgrade. or Restoring existing configuration file from /opt/zimbra/.saveconfig/localconfig.xml...done Operations logged to /tmp/ Adding /opt/zimbra/conf/ca/ to cacerts Checking ldap status....not running. Starting ldap...failed with exit code: 256. 62fa5488 daemon: listen(ldap://, 5) failed errno=98 (Address already in use) Checking ldap status....not running. Starting ldap...failed with exit code:...

    $43 (Avg Bid)
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    11 bids

    I want to connect two endpoint directly over internet without help of any server.

    $14 (Avg Bid)
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    10 bids

    Looking for a freelancer who has high experience setting up mini web servers or NAS behind a CG-NAT provider. (ISP providers that DO NOT offer port forwarding and static IP). As this task requires high technical knowledge, the freelancer would have to have a very good oral communication skill. We would be setting up a talk google meet session prior to the start of the task. The task is divided into two parts: A) First part is to establish the minimum requirement that the NAS would have to have in order to meet the requirements of the "proposed solution" you will be giving for the work around of "hosting a web service" behind the CG-NAT B) Moving the files from the present VPS and Set up the hosting service on the newly acquired NAS which would be sitting behind a C...

    $380 (Avg Bid)
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    8 bids

    Proxmax spam gateway configuration

    $109 (Avg Bid)
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    5 bids
    Zimbra setup and installation 5 days left
    VERIFIED

    I am looking for who can setup and installation of zimbra

    $62 (Avg Bid)
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    28 bids

    Hello! Looking for an experienced Microsoft System Admin/Solution Architect for a Microsoft Intune Deployment. Knowledge of AAD, Azure and the full M365 Stack is desired. Currently have all cloud apps to managed with Intune. Need someone to help migrate existing unmanaged notebooks and desktops into Intune to run autopilot. Also enable EMS features for security improvements. Have existing Licensing ready to go. Keen to get started ASP, the time line to have this done is approximately 2-4 weeks. Want someone with previous experience and has done many implementations before. Project management experience, with a proper workflow of discovery, design, test, implementation, go live cut offer and post support. Would need on-going support from the person winning this project. Please let me ...

    $531 (Avg Bid)
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    15 bids
    VMware automation JAVA -- 2 4 days left
    VERIFIED

    I need a VMware JAVA developer who experience with automation

    $4 / hr (Avg Bid)
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    7 bids

    Java Developer is needed who can peform VMware automation

    $5 / hr (Avg Bid)
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    5 bids

    You should deploy a ec2 and rds instance in aws. We have the running code in our local database. Your job is to deploy it in aws.

    $20 (Avg Bid)
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    11 bids
    FusionPBX voip 4 days left

    i know how to install fusion pbx.. i need to learn how to buy tfn and configure in fusionpbx

    $13 / hr (Avg Bid)
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    4 bids
    RDP IS NOT WORKING 4 days left
    VERIFIED

    can not connect to windows server through remote desktop connection

    $25 (Avg Bid)
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    35 bids

    Hi, We're looking to implement password management solution (i.e. LastPass, Bitwarden, etc), I'm looking an expert for guidance in picking the right solution and implementation. ONLY APPLY IF YOU HAVE PRIOR EXPERIENCE IN PASSWORD MANAGERS.

    $13 / hr (Avg Bid)
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    3 bids

    Install RDP Calls on Windows Server2019 and make the system save

    $18 (Avg Bid)
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    12 bids

    Deploying, managing and implementing App and Desktop Solutions for Citrix XenApp and XenDesktop I have windows based application, and I want to host it on my premise server to be accessed through Citrix or alternative apps.

    $115 (Avg Bid)
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    4 bids
    Looking for AWS expert 3 days left
    VERIFIED

    My website is showing "this site cant be reached" and i feel its related with server only, I am looking for an expert who know AWS and can help me out in the same error and make my website again running. he/she may need to work through anydesk, if agree then bid

    $4 / hr (Avg Bid)
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    18 bids

    I have set up maraDB and have been trying to connect to it remotely with no luck. I have read through a bunch of posts and have tried the following: I have looked in to change the bind-address to 0.0.0.0.0 but have not found it defined anywhere Configured ufw to open port 3306 but still have issue

    $26 / hr (Avg Bid)
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    41 bids

    its Cisco lab network (given in A1/A2) to meet with new security requirements and recent changes in network technology. According to the new security requirements, access to the lab network routers must be now managed through a centralised server located in the HQ. The access must also be allowed only from the management network.

    $18 (Avg Bid)
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    8 bids
    Fixed mail server Linux PHP 3 days left
    VERIFIED

    I have 3 websites , and the emails not working from them . New order no sent email , or contact us . Server is Linux dedicated Centos And have control panel is WHM cPanel Websites based Wordpress and zen cart

    $31 (Avg Bid)
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    32 bids

    I need somone to install me Barriez on Nvidia Jetson board to control windows 11 .

    $32 (Avg Bid)
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    5 bids
    Creating AWS instant 3 days left
    VERIFIED

    We have a website. In that we need to create instant to configure AWS.

    $6 / hr (Avg Bid)
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    20 bids

    There is a windows server with the static IP address, and edge-router 4 VPN box. Orginally had the Remote Access setup on the windows server connecting first thru VPN but this setup has some issues and need to fix. OpenVPN desktop app for VPN connection is being used. This work must be done via accessing VPN box and server. All the access id and password will be provided and have to connect the consultant [Removed by Freelancer.com Admin for offsiting - please see Section 13 of our Terms and Conditions].

    $132 (Avg Bid)
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    15 bids

    I need a Linux system admin to help me make a server OS image so I can move from my dedicated server to VPS without the need of VPS OS configuration. OS : Centos Current hosting: OVH dedicated server Moving to: Contabo VDS

    $51 (Avg Bid)
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    13 bids

    Need a support for DevOps role Preferably Docker , kuternetes experts Linux Command line

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    We are looking for aws trainer who can provide online. Training on aws cloud

    $12 (Avg Bid)
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    7 bids

    Do you work in IT Support with Windows server and desktop, M365, macOS and Linux? QNAP and Synology NAS' experience are a bonus. We are looking for an all-round techie to test our backup software and report issues bugs to our forum. This is so that our support staff and get experience working with issues in the wild. The project will be for approx. 2 hours a week on an ongoing basis.

    $16 / hr (Avg Bid)
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    21 bids
    VMware administrator 2 days left
    VERIFIED

    I need to hire a VMware administrator who also has experience in automating security patches etc

    $15 / hr (Avg Bid)
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    24 bids

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